Symptom Table

SYMPTOM TABLE

Condition	Possible Sources	Action
No communication with the ABS module	Wiring, terminals or connectors ABS module	REFER to MODULE COMMUNICATIONS NETWORK to diagnose the no communication problem.
The red brake warning indicator is always/never on	Wiring, terminals or connectors Instrument Cluster (IC) Brake fluid level sensor ABS module	REFER to Diagnosis and Testing in INSTRUMENTATION, MESSAGE CENTER, AND WARNING CHIMES .
The yellow ABS warning indicator is always/never on	Wiring, terminals or connectors IC ABS module	RETRIEVE and RECORD any ABS module DTCs. If DTCs are present, GO to ABS MODULE DTC TABLE . If no DTCs are present, REFER to Diagnosis and Testing in INSTRUMENTATION, MESSAGE CENTER, AND WARNING CHIMES .
Spongy brake pedal with no warning indicator	Air in brake hydraulic system	REFER to BRAKE SYSTEM - GENERAL INFORMATION .
The stability/traction control indicator "sliding-car icon" is always/never on	Wiring, terminals or connectors Stability/traction control switch IC ABS module	REFER to Diagnosis and Testing in INSTRUMENTATION, MESSAGE CENTER, AND WARNING CHIMES .
The traction control, ESC and RSC® systems cannot be disabled	Wiring, terminals or connectors Stability/traction control switch ABS module	GO to PINPOINT TEST N .